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Red Hat EX288 Exam Questions and Answers, Red Hat Certified OpenShift Application Developer | SPOTO

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Question #1
How can you rollback to a previous deployment version in OpenShift?
A. Use oc rollback correct
B. Use oc undo deployment
C. Use oc set rollback
D. Use kubectl apply rollback
View answer
Correct Answer: A
Question #2
What Git command initializes a new repository locally for deploying applications in OpenShift?
A. git initcorrect
B. git clone
C. git push origin
D. git pull
View answer
Correct Answer: A
Question #3
What is the role of an ImageStream in OpenShift? (Choose two.)
A. To reference container imagescorrect
B. To trigger automatic buildscorrect
C. To create Kubernetes Jobs
D. To manage application scaling
View answer
Correct Answer: AB
Question #4
Which probe type determines whether a pod is ready to accept traffic?
A. Liveness Probe
B. Readiness Probecorrect
C. Startup Probe
D. Resource Probe
View answer
Correct Answer: B
Question #5
What happens if a liveness probe fails repeatedly in OpenShift?
A. The container is restartedcorrect
B. The pod is deleted
C. The deployment scales down
D. The service is removed
View answer
Correct Answer: A
Question #6
Which of the following methods can deploy multi-container applications in OpenShift? (Choose two.)
A. Helm chartscorrect
B. Kubernetes Jobs
C. Docker Compose files
D. Pod templatescorrect
View answer
Correct Answer: AD
Question #7
Which of the following ensures secure image pulling from OpenShift's internal registry? (Choose two.)
A. Assigning pull secrets to service accountscorrect
B. Configuring resource quotas
C. Creating ImageStreams
D. Setting proper access controlscorrect
View answer
Correct Answer: AD
Question #8
Which tool ensures applications automatically recover in OpenShift?
A. ReplicaSetscorrect
B. ConfigMaps
C. Secrets
D. Persistent Volumes
View answer
Correct Answer: A
Question #9
Which file must be present to automatically build an application using OpenShift Source-to-Image (S2I)?
A. READM
B. md
C. index
D. Dockerfile
E.
View answer
Correct Answer: C
Question #10
What is the primary purpose of the .gitignore file in Git?
A. To prevent untracked files from being deleted
B. To ignore specific files from being added to a repositorycorrect
C. To restrict access to the repository
D. To track changes to ignored files
View answer
Correct Answer: B
Question #11
Which of the following commands lists all projects a user has access to?
A. oc get projects
B. oc get namespaces
C. oc projectscorrect
D. kubectl get namespaces
View answer
Correct Answer: C
Question #12
Which command creates a new project in OpenShift?
A. oc create project
B. oc new-project correct
C. oc create ns
D. kubectl create namespace
View answer
Correct Answer: B
Question #13
How can you set a specific project as the default for your oc commands?
A. Use oc use-project
B. Use oc set project
C. Use oc project correct
D. Use oc config set-context
View answer
Correct Answer: C
Question #14
How can you manage an application deployment using the OpenShift web console? (Choose two.)
A. Modify environment variablescorrect
B. Scale replicas up or downcorrect
C. Create custom monitoring agents
D. Rebuild the application image
View answer
Correct Answer: AB
Question #15
Which resource ensures high availability for services in OpenShift?
A. Deployments
B. ReplicaSetscorrect
C. Routes
D. Pods
View answer
Correct Answer: B
Question #16
How can you expose a deployment to external traffic using the oc command?
A. oc expose service
B. oc expose pod
C. oc expose deployment correct
D. oc route add
View answer
Correct Answer: C
Question #17
Which type of resource does OpenShift use to monitor deployment configurations?
A. Pods
B. Deploymentscorrect
C. ReplicaSets
D. Controllers
View answer
Correct Answer: B
Question #18
Which command adds environment variables to a deployment configuration in OpenShift?
A. oc set envcorrect
B. oc add env
C. oc configure env
D. oc update config
View answer
Correct Answer: A
Question #19
Which command deploys an application directly from source code in OpenShift?
A. oc new-build
B. oc new-appcorrect
C. oc create deploy
D. kubectl apply
View answer
Correct Answer: B
Question #20
Which configuration file in Git specifies repository-level settings?
A.
B.
C.
D. config
View answer
Correct Answer: B
Question #21
Which strategy does OpenShift use by default for deploying updates to an application?
A. Rollingcorrect
B. Recreate
C. Blue-Green
D. Canary
View answer
Correct Answer: A
Question #22
What is a BuildConfig used for in OpenShift?
A. To configure resource limits
B. To specify build triggers and strategiescorrect
C. To manage secrets
D. To define network policies
View answer
Correct Answer: B
Question #23
How can you monitor application logs using the web console in OpenShift?
A. Navigate to the Project Logs tab
B. Use the Logs tab within the specific pod detailscorrect
C. Open the Monitoring dashboard
D. Use the Configurations section
View answer
Correct Answer: B
Question #24
How can you verify the status of a pod in OpenShift?
A. Use oc get pods
B. Use oc describe pod
C. Use oc logs pod
D. All of the abovecorrect
View answer
Correct Answer: D
Question #25
Which component of OpenShift enables CI/CD integration for application builds?
A. Jenkins Pipelinescorrect
B. Pod Templates
C. Persistent Volumes
D. ReplicaSets
View answer
Correct Answer: A
Question #26
How do you push a local image to the OpenShift internal registry?
A. Use docker push
B. Use oc tag
C. Use oc image push
D. Use podman pushcorrect
View answer
Correct Answer: D
Question #27
Which of the following allows monitoring application health in OpenShift? (Choose two.)
A. Liveness probescorrect
B. Readiness probescorrect
C. ConfigMaps
D. PersistentVolumeClaims
View answer
Correct Answer: AB
Question #28
What resource in OpenShift stores user credentials securely?
A. ConfigMaps
B. Secretscorrect
C. Routes
D. Pods
View answer
Correct Answer: B
Question #29
What are the required components of a single-container application deployment in OpenShift? (Choose two.)
A. Podcorrect
B. Servicecorrect
C. DeploymentConfig
D. ConfigMap
View answer
Correct Answer: AB
Question #30
What is the purpose of Horizontal Pod Autoscaler (HPA) in OpenShift? (Choose two.)
A. Scale pods based on CPU usagecorrect
B. Scale pods based on memory usagecorrect
C. Manage persistent volumes
D. Monitor pod health
View answer
Correct Answer: AB

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